GPO ImportExport

ImportExport.ps1

#Gathers credentials for connection to VMs.
$VM1Creds = Get-Credential -UserName entmobsec.com\administrator -Message EntMobSec
$VM2Creds = Get-Credential -UserName prod.com\administrator -Message Prod

#EXPORT

#Creates a PSSession to DC in Lab environment.
$VM1session = New-PSSession -VMName "Server 2016" -Credential $VM1Creds

#Backup all GPOs starting with name "Test" in 
$gpobackups = Invoke-Command -Session $VM1session -ScriptBlock {

    $ShareCreds = Get-Credential -UserName administrator -Message "Prod Admin"
    New-PSDrive -Name "X" -PSProvider "FileSystem" -Root "\\dc1\shared" -Persist -Credential $ShareCreds | out-null

    #Backup all GPO's with name test. Search string can be changed.
    Get-GPO -All -Domain $SrceDomain |            
        Where-Object {$_.DisplayName -like '*test*'} |             
        Select-Object DisplayName, Id | Backup-GPO -Path X:\ -Verbose
}



#IMPORT

#Creates a PSSession to DC in Production Environment
$VM2session = New-PSSession -VMName "Prod2016" -Credential $VM2Creds

#Imports all GPO Backups from Lab to Production environment. 
#Removes TEST from the name and creates a new object (if it doesn't already exist, then it merges)
Invoke-Command -Session $VM2session -ScriptBlock {

    foreach ($gpobackup in $using:gpobackups) {
        $dn = $gpobackup.DisplayName

        Import-GPO -BackupGpoName $dn -Path C:\Shared -TargetName $dn.substring(5) -CreateIfNeeded -Verbose
    }

}